it runs 186 miles from beijing in the north to an economic hub in the south. the trip takes about eight hours. before it took 20 hours to go the same distance. critics say it's too expensive. the cheapest price you're going to pay for a one-way ticket? $138 u.s. really? heather: that is fast though. gregg: that's more expensive than the veazona bridge. heather: is it? gregg: yeah. heather: well, you know, christmas the holiday -- gregg: i've heard about it. [laughter] heather: it's not all about giving or getting gifts, it is about giving back as well. trace gallagher joins us with more on that. hi, trace. >> reporter: hey, heather. therethere are very little good happening in newtown, connecticut, these days, but a gift from a child made a huge difference. his name is 11-year-old cooper carlisle, he's from houston. and after the shooting he convinced his principal to allow his entire school to make cards for each of the 26 victims. and in those cards they filled them with prayers and poems and then cooper headed up to newtown to deliver those personally. and